Shpf Paper Path Sensors - Lexmark M52 Series Service Manual

SHPF paper path sensors

# Sensor
1 Sensor (HPU leading edge)
2 Sensor (HPU trailing edge)
3 Sensor (SHPF staple throat paper present) Detects if paper is in the staple unit area.
4 Sensor (SHPF bin full)
5 Sensor (SHPF bin paper present)
4
5
Theory of operation
3 2
Function
Detects the paper position along the rear door path.
Detects the paper position along the hole punch area.
Detects if the bin is already full.
Detects if paper is in the bin.
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